Home / 54,842.22-82,253.34-15,389.46

Finding the Fourth Proportional to 54,842.22, 82,253.34 and 15,389.46

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Solution

The fourth proportional to 54,842.22, 82,253.34 and 15,389.46 is: 23,081.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,842.22 : 82,253.34 = 15,389.46 : x
  2. Step 2: Convert to fraction form
    54,842.22/82,253.34 = 15,389.46/x
  3. Step 3: Cross multiply
    54,842.22x = 82,253.34 × 15,389.46
  4. Step 4: Simplify right side
    54,842.22x = 1,265,834,485.80
  5. Step 5: Solve for x
    x = 1,265,834,485.80/54,842.22
  6. Step 6: Final answer
    x = 23,081.39

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.